EP 1010539 A1 2000-06-21 - Ink jet printing process

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US 21665398 A 19981218

Abstract (en)

An ink jet printing process for improving the wet abrasion resistance of an ink jet image comprising: a) providing an ink jet recording element comprising a support having thereon an image-recording layer comprising a cross-linkable polymer of gelatin or acetoacetylated poly(vinyl alcohol) and a mordant; b) applying liquid ink droplets of a cationic, water-soluble dye on the image-recording layer in an image-wise manner; and c) applying an aqueous solution of an organic hardener or a sulfate of a trivalent metal to the image to cross-link the polymer.